CATALOGUE FAMILY UNIOXID/K. 



t Unio bourniamis, Lea. 



(Trans. Am. Phil. Soe. 2nd Series. Vol. VIII.. PI. XV, Fig. 2S. 



'Scioto river, Ohio." This species belongs in the group typified by /'. cd~ 

 tja-ri-anus, Lea. 



f Unio brevidens, Lea. 



(Trans. Am. Phil. Soc.. Vol. IV. PI. VI. Fig. 6j 



Clinch, Cumberland, Powell's, Holston and Tennessee rivers, Tennessee. It 

 is the type of a group including U. compact UK, r. penitu* and r. Icinor, 

 among others. Described from the Cumberland. 



f I'nio brevis, Lea. 



(Observation son the Genus Unio. Vol. XIU. 1*1. XII, Fig. :.) 

 Conasauga creek, east Tennessee, and Tennessee river, north Alabama. 

 Groups with 77. argenteus. 



t Unio ceelatus, Conrad. 



(Am. Jour, of Sci. and Arts, 1st Series. Vol. XXV, PI. I, Fig. 2.) 

 Powell's, Clinch, Holston, Elk, and Tennessee rivers, Tennessee. 



t Unio caliginosna, Lea. 



(Trans. Am. Phil. Soe.. 2nd Series. Vol. X, PI. VII, Fig. 21.) 



Red River, Louisiana the original locality; Arkansas to Devil's river, 

 Texas. 



f Unio callosus, Lea. 



fTrans. Am. Phil. Soe. 2nd Series. Vol. VIII., PI. XXIII. Fi-. 54- .) 

 Described from the Ohio canal, at Columbus. No other localities yet reported. 



f Unio camelopardilis, Lea. 



(Jour. Acad. Nat. Sci. Phila. Vol. IV, PI. LIX, Fig. ISd.i 

 Tennessee drainage of north Alabama. Rare and local. 



t Unio ('.ameliift, Lea. 



(Trans. Am. Phil. Soe.. Vol. V, PI. XV. Fi^. 45.) 

 Ohio to north Alabama. Probably synonymous with r. plicixcolu.*-, which see. 



CATALOGUE 14. 



